245444444111427 has 16 divisors (see below), whose sum is σ = 361529215726080. Its totient is φ = 146871243885600.

The previous prime is 245444444111423. The next prime is 245444444111429. The reversal of 245444444111427 is 724111444444542.

It is not a de Polignac number, because 245444444111427 - 2² = 245444444111423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245444444111427.

It is not an unprimeable number, because it can be changed into a prime (245444444111423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47074114024 + ... + 47074119237.

It is an arithmetic number, because the mean of its divisors is an integer number (22595575982880).

Almost surely, 2^{245444444111427} is an apocalyptic number.

245444444111427 is a deficient number, since it is larger than the sum of its proper divisors (116084771614653).

245444444111427 is a wasteful number, since it uses less digits than its factorization.

245444444111427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94148233354.

The product of its digits is 9175040, while the sum is 51.

Adding to 245444444111427 its reverse (724111444444542), we get a palindrome (969555888555969).

The spelling of 245444444111427 in words is "two hundred forty-five trillion, four hundred forty-four billion, four hundred forty-four million, one hundred eleven thousand, four hundred twenty-seven".